hack
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B2 verb /hæk/

hack

Meaning
to cut or chop roughly; to gain unauthorized access to a computer system
Example
The programmer managed to hack into the system.
A1 pronoun /hiː/

he

Meaning
used to refer to a male person or animal already mentioned or easily identified
Example
He is my best friend.
C1 noun /ˈheɪl.stɔːrm/

Hailstorm

Meaning
a violent storm with hail falling from the sky
Example
The hailstorm damaged many cars in the parking lot.
C1 adjective /ˌhaɪəˈrɑː.kɪ.kəl/

hierarchical

Meaning
arranged in order of rank or authority
Example
The company has a strict hierarchical structure.
B2 noun /ˈhæs.əl/

Hassle

Meaning
irritating inconvenience; trouble or difficulty; a situation causing problems
Example
Booking tickets online can save you the hassle of waiting in long queues at the theater.
C1 adjective /hɪpˈnɒtɪk/

hypnotic

Meaning
Producing sleep or a trance-like state; mesmerizing.
Example
The music had a hypnotic effect on the audience.
C2 noun /oʊˈtɜːr/

hauteur

Meaning
disdainful pride; arrogance
Example
His hauteur made it difficult for others to approach him.
B1 verb /haɪər/

hire

Meaning
to employ someone for wages; to rent or engage services
Example
The company will hire new employees next month.
C2 noun /ˌhɛtərəʤəˈniːɪti/

heterogeneity

Meaning
the quality or state of being diverse in character or content
Example
The cultural heterogeneity of the city makes it vibrant and unique.
C2 noun /haɪˈdrɒmɪtər/

hydrometer

Meaning
An instrument used to measure the density or specific gravity of liquids.
Example
The brewer used a hydrometer to test the sugar content of the solution.
A1 noun /ˈhɒlɪdeɪ/

holiday

Meaning
A day of celebration or rest when most people do not work.
Example
We are planning a trip during the summer holiday.
C2 noun /hæp/

hap

Meaning
luck, fortune, or chance occurrence
Example
By sheer hap, he discovered the old letter hidden in the drawer.
C1 adjective /ˈhæk.nid/

hackneyed

Meaning
Used too often and therefore lacking originality or freshness.
Example
The speech was filled with hackneyed phrases that failed to inspire the audience.
B1 adjective /ˈhoʊli/

Holy

Meaning
sacred; dedicated to God or religious purposes; morally and spiritually excellent
Example
The holy shrine attracts thousands of pilgrims every year.
A2 adjective /ˈhɛl.θi/

healthy

Meaning
Good physical and mental condition, free from disease or illness.
Example
Regular exercise and a balanced diet keep the body healthy.
C2 noun /ˈhoʊl.stər/

holster

Meaning
A holder or case for carrying a gun, typically worn on a belt or shoulder.
Example
The sheriff kept his revolver in a leather holster.
C1 verb /hjuːˈmɪlieɪt/

humiliate

Meaning
to make someone feel ashamed or foolish by injuring their dignity
Example
He was humiliated by his public failure.
B2 adjective /ˈhaɪˌprəʊfaɪl/

high-profile

Meaning
having a lot of attention or public notice
Example
The CEO attended a high-profile conference in New York.
B2 adjective; past participle /ˈɒnəd/

honoured

Meaning
treated with respect or distinction; feeling proud and privileged
Example
She felt deeply honoured to receive the award.
A1 interjection /haɪ/

hi

Meaning
a friendly greeting used when meeting someone
Example
Hi, it's nice to meet you!
C2 noun /hɜːrˈbɛəriəm/

herbarium

Meaning
A collection of preserved plant specimens and associated data used for scientific study.
Example
The university maintains a large herbarium for research and education.
C2 noun /ˈhɪl.sə fɪʃ/

Hilsa fish

Meaning
a popular fish species found in South Asian rivers, especially prized in Bengali cuisine
Example
Hilsa fish is considered a delicacy in Bengali culture.
C2 adjective /həˈrɛtɪkəl/

heretical

Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
C1 noun /ˈhɒl.ə.kɔːst/

holocaust

Meaning
A large-scale destruction, especially by fire; historically, the genocide of Jews during World War II.
Example
Millions of people perished during the Holocaust.
C2 noun /ˌhoʊ.mi.oʊˈsteɪ.sɪs/

homeostasis

Meaning
The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Example
The human body maintains homeostasis through temperature regulation.
B2 adjective haɪˈdʒiː.nɪk

hygienic

Meaning
Conducive to maintaining health and preventing disease, especially by being clean.
Example
Maintaining hygienic conditions in hospitals is crucial.
B2 noun ˈhɛr.ɪ.tɪdʒ

heritage

Meaning
Property that is or may be inherited; something transmitted by or acquired from a predecessor; cultural traditions and practices that are passed down.
Example
Bangladesh has a rich cultural heritage.
C2 noun /ˈhɛptəˌɡɒn/

heptagon

Meaning
A polygon with seven sides and seven angles.
Example
The math teacher drew a heptagon on the board.
B1 noun /ˈhɪr.ɪŋ/

Hearing

Meaning
the faculty of perceiving sounds; a session in which testimony and arguments are heard
Example
The elderly man's hearing had deteriorated, so he needed to wear a hearing aid.
B2 noun /ˈhænd.fʊl/

Handful

Meaning
a quantity that fills the hand; a small number or amount; something difficult to control
Example
She grabbed a handful of nuts from the bowl before heading out for her walk.
A2 adjective /ˈhevi/

Heavy

Meaning
having great weight; intense or severe
Example
The heavy suitcase was difficult to carry up the stairs.
C1 adjective ˌhaɪ.pəˈθet.ɪ.kəl

hypothetical

Meaning
Based on or serving as a hypothesis; supposed but not necessarily real or true.
Example
The discussion was based on hypothetical scenarios.
B2 adjective /hɪˈspænɪk/

hispanic

Meaning
relating to Spain or Spanish-speaking countries, especially Latin America.
Example
She studies Hispanic culture and language.
B2 noun /heɪ/

hay

Meaning
grass that has been cut, dried, and stored for use as animal feed
Example
The cows were eating hay in the barn.
B2 noun ˈhæb.ɪt fɔːrˌmeɪ.ʃən

habit formation

Meaning
The process of creating a habit through regular practice and repetition.
Example
Habit formation requires consistency and discipline.
C2 noun /ˈhɔɪdən/

hoyden

Meaning
a boisterous or tomboyish girl
Example
The hoyden preferred climbing trees to playing with dolls.
B2 adjective /ˈhɑlːoʊ/

Hollow

Meaning
having an empty space inside; lacking substance or meaning; insincere
Example
The hollow tree trunk provided shelter for small animals.
C1 noun /ˈhɑː.mɪdʒ/

Homage

Meaning
special honor or respect shown publicly; tribute paid to someone in recognition of their merit
Example
The memorial service was a touching homage to the brave soldiers who sacrificed their lives.
C2 adjective /ˈhaɪˌbraʊ/

highbrow

Meaning
intellectually superior or cultured; often describing art, literature, or activities appealing to intellectual tastes
Example
The museum is known for its highbrow exhibitions.
C1 noun ˈhɛroʊˌɪzəm

heroism

Meaning
Great bravery; the qualities or attributes of a hero.
Example
The heroism of freedom fighters inspires the nation.
C2 verb /həˈbɪtʃuˌeɪt/

habituate

Meaning
to make someone accustomed to something
Example
The monks habituated themselves to meditation.
C1 verb /ˈhaɪbərˌneɪt/

hibernate

Meaning
To spend the winter in a dormant state, as some animals do.
Example
Bears hibernate in caves during the winter.
C1 verb /ˈheɪsən/

hasten

Meaning
To move or act quickly; to cause something to happen sooner.
Example
He hastened to finish his work before the deadline.
C2 noun /ˈhelmz.mən/

Helmsman

Meaning
a person who steers a ship or boat; the person at the helm of a vessel
Example
The experienced helmsman skillfully guided the yacht through the narrow channel during the storm.
C1 adjective /həˈred.ɪ.ter.i/

Hereditary

Meaning
passed down through family genes; inherited from ancestors
Example
The hereditary disease was passed down through generations.
C2 adjective /ˈhaɪndmoʊst/

hindmost

Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
B2 noun /hɔːk/

Hawk

Meaning
a bird of prey with broad wings and strong talons used for hunting
Example
The hawk soared high above the field hunting for prey.
B2 noun /hɪˈstɔːriən/

historian

Meaning
a person who studies or writes about history
Example
The historian gave a lecture on ancient civilizations.
B2 adjective /ˈhɑːrmləs/

Harmless

Meaning
not able or likely to cause harm; innocent; safe
Example
The snake looks dangerous but it's actually harmless.
C1 noun /ˈhɔːl.mɑːrk/

hallmark

Meaning
a typical characteristic or feature of someone or something
Example
Honesty is the hallmark of a good leader.
A1 verb /hæv/

have

Meaning
to possess, own, or hold
Example
They have three children.
A1 noun /haʊs/

house

Meaning
A building for people to live in, usually with rooms and a roof.
Example
They bought a new house in the city.
C2 noun /ˈhʌvəl/

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
B2 noun/verb /hɜːrd/

herd

Meaning
a large group of animals of the same type that live and feed together; or to gather animals into a group.
Example
The shepherd herded the sheep into the pen.
B2 noun /ˈheɪ.trəd/

Hatred

Meaning
intense dislike or ill will; a feeling of strong aversion
Example
His hatred for injustice motivated him to become a human rights lawyer.
B2 noun /ˈhɔːrmoʊn/

hormone

Meaning
a chemical substance produced in the body that influences how the body grows or functions
Example
Insulin is a hormone that controls blood sugar levels.
B2 verb /həˈræs/

harass

Meaning
to persistently annoy or torment someone
Example
The employees complained that their boss harassed them.
C1 verb /hɜːrl/

hurl

Meaning
To throw something with great force.
Example
The boy hurled a stone into the river.
C1 noun /ˈhɪntərlænd/

hinterland

Meaning
The remote or less developed areas away from the coast or a city.
Example
The farmers came from the rural hinterland to sell their produce in the city.
A1 interjection /hɑː/

ha

Meaning
used to express amusement, surprise, or triumph
Example
Ha! I knew you couldn’t resist joining us.
C2 noun /ˈhaɪərəˌɡlɪf/

hieroglyph

Meaning
A picture or symbol used in ancient writing systems, especially Egyptian writing.
Example
The walls of the temple were covered in hieroglyphs.
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
C2 adjective /ˌhæɡ.i.əˈɡræf.ɪk/

hagiographic

Meaning
Excessively flattering or idealized, often in a biography or portrayal of someone.
Example
The documentary was criticized for its hagiographic portrayal of the leader.
A1 pronoun /hɜːrz/

hers

Meaning
used to refer to something that belongs to or is associated with a female person previously mentioned or easily identified.
Example
That blue bag is hers.
B1 adjective /ˈhɪd.ən/

Hidden

Meaning
concealed from view; kept secret; not visible or apparent
Example
There was a hidden camera in the room.
A1 noun /hoʊˈtɛl/

hotel

Meaning
A building where people pay to stay and sleep, usually for short periods.
Example
We stayed at a hotel near the beach.
C2 noun /ˈhæknɪ/

hackney

Meaning
a horse kept for ordinary riding or hire; also used for something overused or trite
Example
The old hackney was still pulling the carriage.
C2 noun /haɪnd/

Hind

Meaning
a female deer, especially a red deer
Example
The hind protected her fawn from predators.
A1 noun /hænd/

Hand

Meaning
the end part of a person's arm beyond the wrist, including the palm, fingers, and thumb
Example
He raised his hand to ask a question.
C2 noun phrase /ˌhjuː ən ˈkraɪ/

hue and cry

Meaning
A loud public outcry or protest, often demanding action.
Example
There was a hue and cry over the new policy changes.
C1 noun /haɪˈpɒθəsɪs/

hypothesis

Meaning
a proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Example
The scientist tested her hypothesis through multiple experiments.
C2 verb /ˈhɑːbəl/

hobble

Meaning
to walk awkwardly with difficulty, usually due to injury
Example
He hobbled across the room after twisting his ankle.
C2 verb /ˈhɑːrpɪŋ/

harping

Meaning
continuously talking or complaining about something in a tiresome way
Example
She kept harping on about the mistakes I made.
C2 verb /haɪ/

hie

Meaning
to go quickly; hasten
Example
He hied to the station to catch the train.
C2 adjective /hərˈmɛtɪk/

hermetic

Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
A1 verb /ˈhæpən/

happen

Meaning
to occur or take place; to come about by chance
Example
What happened at the meeting yesterday?
C1 verb /ˈhaɪdʒæk/

hijack

Meaning
to take control of a vehicle or situation illegally or by force
Example
The criminals attempted to hijack the airplane.
C1 verb /ˈhæmpər/

hamper

Meaning
to hinder or impede the movement or progress of
Example
The heavy rain hampered our travel plans.
B2 noun ˈhæbɪtæt lɒs

Habitat Loss

Meaning
The destruction or disappearance of natural environments where organisms live.
Example
Habitat loss is one of the biggest threats to butterflies.
B2 noun /hoʊm ˈdɪstrɪkt/

home district

Meaning
the district where a person was born or originally comes from
Example
He returned to his home district after many years abroad.
C1 noun ˌhaɪ.pɚˈten.ʃən

hypertension

Meaning
Abnormally high blood pressure.
Example
High sodium intake leads to hypertension.
C2 adjective /hɜːrˈbeɪʃəs/

herbaceous

Meaning
Relating to or resembling herbs; plants with soft, non-woody stems.
Example
The garden was filled with herbaceous plants that thrived in the summer.
A2 verb /haɪd/

hide

Meaning
to put or keep out of sight; to conceal from view
Example
Children like to hide during games.
C1 noun ˌhaɪ.droʊˈpɒn.ɪks

hydroponics

Meaning
Growing plants using nutrient-rich water instead of soil.
Example
Hydroponics allows crops to grow without soil.
C2 noun /ˈhɔːzər/

hawser

Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
B1 verb /ˈɒnər/

honour

Meaning
to show respect; to keep a promise
Example
We honour our veterans for their service.
B2 adjective /ˈhændi/

handy

Meaning
convenient to use or easily accessible; skillful with the hands
Example
This pocket knife is very handy when you go camping.
C1 adjective /ˈhɑːrdi/

hardy

Meaning
Strong, robust, and capable of enduring difficult conditions.
Example
Hardy plants can survive the harsh winter.
B1 noun /ˈhaʊshoʊld/

household

Meaning
All the people living together in one house, considered as a unit.
Example
There are five people in our household.
B1 noun /ˈhaʊswaɪf/

housewife

Meaning
a married woman who manages a household and whose main occupation is caring for her family and home
Example
She chose to work as a housewife while raising her children.
A1 noun /ˈaʊər/

hour

Meaning
A period of time equal to 60 minutes.
Example
The meeting lasted for two hours.
C2 noun /ˈhɒthɛd/

hothead

Meaning
a person who acts quickly and without thinking when angry
Example
He is such a hothead that he often starts arguments.
C2 noun /ˈhɒdʒ.pɒdʒ/

hodgepodge

Meaning
A confusing mixture of different things; a jumble.
Example
The essay was a hodgepodge of unrelated ideas.
B2 adjective /ˌhɒrɪˈzɒntəl/

horizontal

Meaning
parallel to the horizon; flat and level from side to side
Example
The table must be perfectly horizontal to keep the glass from sliding.
A2 noun /hɛlθ/

health

Meaning
The state of being free from illness or injury.
Example
Exercise is important for good health.
C2 adjective /ˈhaɪdrəs/

hydrous

Meaning
Containing water, especially water of crystallization.
Example
The mineral is hydrous because it contains water molecules in its structure.
C1 noun /haɪˈpɒtənjuːs/

hypotenuse

Meaning
the longest side of a right-angled triangle, opposite the right angle.
Example
In a right triangle, the hypotenuse is always longer than the other two sides.
C1 adverb /ˈhɛdˌlɔŋ/

headlong

Meaning
With the head leading; in a rush or without thinking.
Example
She rushed headlong into the new project.
C1 noun /ˌhoʊmiˈɑːpəθi/

homeopathy

Meaning
a system of alternative medicine based on treating diseases with highly diluted substances
Example
He believes in homeopathy for treating common colds.
A2 verb /hiːt/

heat

Meaning
to make or become hot or warm
Example
Please heat the soup before serving.
A2 noun /hɪl/

Hill

Meaning
a naturally raised area of land, not as high or craggy as a mountain
Example
The children enjoyed rolling down the grassy hill behind their house during summer vacation.
C1 noun /ˌhɑːmənaɪˈzeɪʃən/

harmonization

Meaning
The process of making things compatible or consistent with one another.
Example
The harmonization of different policies ensures consistent results.
A2 verb /hʌɡ/

hug

Meaning
to hold someone tightly in your arms to show affection or comfort
Example
She hugged her friend before leaving for the airport.
B1 noun হ্যান্ড এক্সারসাইজেস

hand exercises

Meaning
Physical activities designed to strengthen, stretch, and improve the flexibility of hand and finger muscles.
Example
Regular hand exercises are essential for muscle recovery.
B2 noun /ˈhɔːr.ər/

Horror

Meaning
an intense feeling of fear, shock, or disgust; something that causes such feelings
Example
The survivors described the horror of the earthquake that destroyed their entire village.
C2 noun /ˈheɪ.deɪ/

Hey day

Meaning
the period of a person's or thing's greatest success, popularity, or vigor; prime time
Example
During her heyday as a singer, she performed in sold-out concerts around the world.
B1 noun /ˈhændˌraɪ.tɪŋ/

handwriting

Meaning
the style or manner of writing by hand.
Example
Her handwriting is very neat and easy to read.
C2 adjective /ˈhæl.si.ən/

halcyon

Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
C1 noun /ˈhɜː.mɪt/

Hermit

Meaning
a person living in solitude as a religious discipline; someone who withdraws from society
Example
The old hermit lived alone in a small cabin deep in the mountains, away from civilization.
B1 noun/verb /ˈhʌntɪŋ/

hunting

Meaning
the activity of chasing and killing wild animals
Example
Hunting is strictly regulated in many countries.
B2 noun /ˈher ˌpɪn/

Hair pin

Meaning
a thin piece of metal or plastic used to hold hair in place
Example
She used several hair pins to secure her elegant updo.
C2 adjective /ˈhɔːri/

hoary

Meaning
gray or white with age; very old and respected
Example
The hoary oak tree stood as a witness to centuries of history.
C1 noun /ˈhɛrəsi/

heresy

Meaning
belief or opinion that goes against established religious doctrine or accepted beliefs.
Example
In medieval times, heresy was often punished severely.
A2 pronoun /hɜːrˈsɛlf/

herself

Meaning
used to refer to a female person as the object of a verb or preposition when she is the subject
Example
She prepared the meal all by herself.
C1 adjective /hjuːˈmeɪn/

humane

Meaning
Showing compassion or benevolence.
Example
The doctor provided humane treatment to the injured animals.
C1 noun /ˈhiːdəˌnɪzəm/

hedonism

Meaning
The pursuit of pleasure and self-indulgence as the highest goal.
Example
The lifestyle of the rich is often criticized as pure hedonism.
A1 adverb /hɪr/

here

Meaning
in, at, or to this place
Example
Please come here quickly.
C2 adjective /ˈhʌmdrʌm/

humdrum

Meaning
Lacking excitement or variety; dull and monotonous.
Example
She grew tired of the humdrum routine of office life.
C1 noun /ˈhæm.lət/

Hamlet

Meaning
a small rural settlement, smaller than a village; a small community
Example
The tiny hamlet nestled in the valley had only a dozen houses and one small church.
C2 noun /ˈhaʊsˌbreɪkɪŋ/

housebreaking

Meaning
the crime of breaking into a house with intent to steal
Example
The thief was arrested for housebreaking.
B1 verb /ˈhɛdɪŋ/

heading

Meaning
Moving in a particular direction.
Example
The ship is heading toward Antarctica.